Technical Information
To ensure autorun and distribution
Creates the following services
- [<HKLM>\System\CurrentControlSet\Services\simjutrf] 'Start' = '00000002'
- [<HKLM>\System\CurrentControlSet\Services\simjutrf] 'ImagePath' = '%WINDIR%\SysWOW64\simjutrf\avzrhsus.exe /d"<Full path to file>"'
- [<HKLM>\SYSTEM\CurrentControlSet\services\simjutrf] 'ImagePath' = '%WINDIR%\SysWOW64\simjutrf\avzrhsus.exe'
Malicious functions
To complicate detection of its presence in the operating system,
adds antivirus exclusion with following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths] '%WINDIR%\SysWOW64\simjutrf' = '00000000'
Executes the following
- '%WINDIR%\syswow64\netsh.exe' advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="%WINDIR%\SysWOW64\svchost.exe" enable=yes>nul
Injects code into
the following system processes:
- %WINDIR%\syswow64\svchost.exe
Modifies file system
Creates the following files
- %TEMP%\avzrhsus.exe
- %WINDIR%\syswow64\config\systemprofile:.repos
Moves the following files
- from %TEMP%\avzrhsus.exe to %WINDIR%\syswow64\simjutrf\avzrhsus.exe
Deletes itself.
Network activity
Connects to
- 'mx#.#omcast.net':25
TCP
HTTP GET requests
- http://www.google.com/
- http://ap#.#pify.org/
UDP
- DNS ASK mi##########m.mail.protection.outlook.com
- DNS ASK in##ria.pl
- DNS ASK mx.##teria.pl
- DNS ASK it###igeria.com
- DNS ASK vi########er.hkg01.hls.ttvnw.net
- DNS ASK us###.ttvnw.net
- DNS ASK th#####uoiseteepee.com
- DNS ASK mx#.###vateemail.com
- DNS ASK mi####medical.com
- DNS ASK to##iel.com
- DNS ASK ap#.##oplemedia.com
- DNS ASK ti###linet.it
- DNS ASK ms#.#inet.net
- DNS ASK ms#####p-mx1.hinet.net
- DNS ASK pr##las.com
- DNS ASK ma##.#roplas.com
- DNS ASK qq.com
- DNS ASK is##hk.net
- DNS ASK ma##.issihk.net
- DNS ASK mx.##rniel.com
- DNS ASK mx#.qq.com
- DNS ASK li##ro.it
- DNS ASK be###outh.com
- DNS ASK mx######91d01.pphosted.com
- DNS ASK go##.com.cn
- DNS ASK mx#.#ome.com.cn
- DNS ASK google.com
- DNS ASK de###toffola.it
- DNS ASK fi#####.dellatoffola.it
- DNS ASK wa##doo.fr
- DNS ASK sm####n.orange.fr
- DNS ASK it##san.com
- DNS ASK mx.##ersan.com
- DNS ASK ya###.com.br
- DNS ASK li###group.ae
- DNS ASK im####.emirates.net.ae
- DNS ASK gl######cificnominees.com
- DNS ASK sm####n.libero.it
- DNS ASK va######.mail.dreamhost.com
- DNS ASK 36##d.com
- DNS ASK bi##.edu.cn
- DNS ASK wl###.com.np
- DNS ASK in##e.de
- DNS ASK mx#.#avana.cz
- DNS ASK si##-hb.com
- DNS ASK md#.##rpemail.net
- DNS ASK na##.com
- DNS ASK mx#.#ate.com
- DNS ASK on#.de
- DNS ASK ma##.#ctgroup.de
- DNS ASK mx###.wlink.com.np
- DNS ASK zd##g.com
- DNS ASK on#####k.freshdesk.com
- DNS ASK mx#.##eshdesk.com
- DNS ASK al##un.com
- DNS ASK mx#.##il.aliyun.com
- DNS ASK co##ast.net
- DNS ASK mx#.#omcast.net
- DNS ASK mx#######e01.gslb.pphosted.com
- DNS ASK cc##c.com
- DNS ASK on####zaruba.com
- DNS ASK mx#.##il.icloud.com
- DNS ASK ic##ud.com
- DNS ASK ho##ail.ca
- DNS ASK bi#.edu.cn
- DNS ASK ma####.bit.edu.cn
- DNS ASK gm#.de
- DNS ASK mx##.#mig.gmx.net
- DNS ASK on###group.com
- DNS ASK ho##ail.fr
- DNS ASK el####olinkltd.com
- DNS ASK eu#.###.#rotection.outlook.com
- DNS ASK ya##o.no
- DNS ASK mx###02.web.de
- DNS ASK ma######er2b.mijndomein.nl
- DNS ASK ig#.ac.cn
- DNS ASK mx.##tnet.cn
- DNS ASK fr##net.de
- DNS ASK em##.freenet.de
- DNS ASK vm####.mat.unimi.it
- DNS ASK we#.de
- DNS ASK ho########.olc.protection.outlook.com
- DNS ASK on#####jsklachten.nl
- DNS ASK ma##.pekari.ch
- DNS ASK pe##ri.ch
- DNS ASK ac######.emirates.net.ae
- DNS ASK cl######.us.messagelabs.com
- DNS ASK se##r.es
- DNS ASK mx#.###erdominios.com
- DNS ASK ro###huffle.org
- DNS ASK ALT1.ASPMX.L.GOOGLE.COM
- DNS ASK gm##l.com
- DNS ASK alt2.gmail-smtp-in.l.google.com
- DNS ASK po##net.it
- DNS ASK re##ult.com
- DNS ASK sm##.renault.fr
- DNS ASK di###way.com
- DNS ASK a3#####04.direcpc.com
- DNS ASK mi###otel.it
- DNS ASK ma#####t.minihotel.it
- DNS ASK oa####.rm.astro.it
- DNS ASK mi##by.de
- DNS ASK bl##win.ch
- DNS ASK rj##.com
- DNS ASK mx##.#b.bluewin.ch
- DNS ASK mx###.##il.am0.yahoodns.net
- DNS ASK mt##.##0.yahoodns.net
- DNS ASK ho##ail.com
- DNS ASK 19#.###.#11.95.dnsbl.sorbs.net
- DNS ASK ho#########.olc.protection.outlook.com
- DNS ASK 19#.###.#11.95.bl.spamcop.net
- DNS ASK pn.##pnet.it
- DNS ASK 19#.###.#11.95.zen.spamhaus.org
- DNS ASK ya##o.co.nz
- DNS ASK in##.##manetwork.com
- DNS ASK in###gram.com
- DNS ASK 19#.###.##1.95.sbl-xbl.spamhaus.org
- DNS ASK po##.#ashvault.pro
- DNS ASK ya##o.com
- DNS ASK on##mi.com
- DNS ASK mx#######b01.gslb.pphosted.com
- DNS ASK th####emarine.com
- DNS ASK ma##.##ebluemarine.com
- DNS ASK ya##o.es
- DNS ASK 19#.###.211.95.in-addr.arpa
- DNS ASK 19#.###.#11.95.cbl.abuseat.org
- DNS ASK ma##.zdldg.com
- DNS ASK gr##nik.pl
- DNS ASK ya###.com.hk
- DNS ASK alt2.aspmx.l.google.com
- DNS ASK in###ebuddy.com
- DNS ASK ASPMX.L.GOOGLE.com
- DNS ASK ya##o.de
- DNS ASK ao#.com
- DNS ASK mx####.##il.gm0.yahoodns.net
- DNS ASK ma##.mibaby.de
- DNS ASK wa###nghk.com
- DNS ASK ms##.hinet.net
- DNS ASK ms#####p-mx2.hinet.net
- DNS ASK di###licante.es
- DNS ASK sm##.##p-alicante.es
- DNS ASK wo####rths.com.au
- DNS ASK ya##o.co.in
- DNS ASK em###tes.net.ae
- DNS ASK ya###.com.tw
- DNS ASK ma###.wahsenghk.com
- DNS ASK ma##.weber.edu
- DNS ASK mx###.##il.gm0.yahoodns.net
- DNS ASK mx#######701.gslb.pphosted.com
- DNS ASK we####ghouse.com
- DNS ASK mx#####.#ail.gm0.yahoodns.net
- DNS ASK bi###gy.uoc.gr
- DNS ASK mx.###logy.uoc.gr
- DNS ASK he###lberg.com
- DNS ASK ma###.#eidelberg.com
- DNS ASK ti##ali.it
- DNS ASK ma##.grudnik.pl
- DNS ASK et###.#ail.tiscali.it
- DNS ASK tc###o.co.za
- DNS ASK mx###1.qq.com
- DNS ASK mx######b2d01.pphosted.com
- DNS ASK au####usdubai.net
- DNS ASK tx#.#comet.com
- DNS ASK wp.pl
- DNS ASK mx.#p.pl
- DNS ASK da###.com.tr
- DNS ASK sc##.##o.uniroma1.it
- DNS ASK an####am.markum.net
- DNS ASK us.#bm.com
- DNS ASK on#####translation.com
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\simjutrf\avzrhsus.exe' /d"<Full path to file>"
- '%WINDIR%\syswow64\cmd.exe' /C mkdir %WINDIR%\SysWOW64\simjutrf\' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\avzrhsus.exe" %WINDIR%\SysWOW64\simjutrf\' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' create simjutrf binPath= "%WINDIR%\SysWOW64\simjutrf\avzrhsus.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' description simjutrf "wifi internet conection"' (with hidden window)
- '%WINDIR%\syswow64\sc.exe' start simjutrf' (with hidden window)
- '%WINDIR%\syswow64\netsh.exe' advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="%WINDIR%\SysWOW64\svchost.exe" enable=yes>nul' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\cmd.exe' /C mkdir %WINDIR%\SysWOW64\simjutrf\
- '%WINDIR%\syswow64\cmd.exe' /C move /Y "%TEMP%\avzrhsus.exe" %WINDIR%\SysWOW64\simjutrf\
- '%WINDIR%\syswow64\sc.exe' create simjutrf binPath= "%WINDIR%\SysWOW64\simjutrf\avzrhsus.exe /d\"<Full path to file>\"" type= own start= auto DisplayName= "wifi support"
- '%WINDIR%\syswow64\sc.exe' description simjutrf "wifi internet conection"
- '%WINDIR%\syswow64\sc.exe' start simjutrf
- '%WINDIR%\syswow64\svchost.exe'
- '%WINDIR%\syswow64\svchost.exe' --algo=cn-heavy/xhv -o pool.hashvault.pro:80 -u hvs1hBH2qRhZkKfQyujRfXN4wmUM8hM4VQnhn9xUM6NVgAcdnA3dUBh7qqFx38kZTVEbU3tD3jr2aFXwFtwyj3is7hGGAcW1EH.5000 -p с -k